Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

This basketball project explores the best way to make the perfect shot every time.

Demonstrate how to tell the age of an egg without having to crack it open.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

This science project allows students to study the psychology of happiness.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

Learn whether writing things down really makes things easier to remember.

Find out whether matte or shiny nail polish lasts longer.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

This tricky building block challenge asks your learner to think creatively. They will work on their divergent thinking skills as they try to fill up an index card perfectly with building bricks.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.